typo on assets paths
Editors added to journal page.
Title field added to user and author entities.
@todo imagine not work right on journal detail, cover image.
article url fixed on journal page right side.
fixed #232 user logins support email and usernames.
fixed #16 partially  /oai/ListRecords and /oai/ListSets
Merge pull request #30 from okulbilisim/master

merge